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jumlah uang mereka 2.800.000
uang dina = 4/(3+4+7) x 2.800.000
= 4/14 x 2.800.000
= 2/7 x 2.800.000
= 2 x 400.000
= 800.000
Dina=4x
Sofi=7x
jawab:
3x+4x+7x=2.800.000
14x=2.800.000
x=2.800.000/14
=200.000
jadi uang Dina adalah
4x=4(200.000)
=800.000
semoga membantu...
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